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Class Information
Number: 210/727
Name: Liquid purification or separation > Processes > Making an insoluble substance or accreting suspended constituents > Utilizing precipitant, flocculant, or coagulant, each with accelerator or with each other or plural precipitants, flocculants, or coagulants > Sequential introduction > Including organic agent
Description: Process wherein at least one of the sequentially added precipitants is organic containing.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
8580917 Method of purifying block copolymers Nov. 12, 2013
8506822 Concentration of suspensions Aug. 13, 2013
8480907 Method for the floatation-clarification of difficult water and facility for implementing same Jul. 9, 2013
8435412 Process for colour neutralizing compositions May. 7, 2013
8383764 Method of purifying block copolymers Feb. 26, 2013
8353641 Systems and methods for removing finely dispersed particulate matter from a fluid stream Jan. 15, 2013
8349188 Systems and methods for removing finely dispersed particulate matter from a fluid stream Jan. 8, 2013
8323509 Rehabilitation method Dec. 4, 2012
8303823 Use of nanoscale particles (nanoadditives) with cationic polymers to enhance conditioning and dewatering of sludge Nov. 6, 2012
8282835 Removal of selenium from refinery wastewater Oct. 9, 2012
8182698 Method for improving gypsum/phosphoric acid slurry filtration using carboxymethyl cellulose May. 22, 2012
8147696 High-efficiency water-softening process Apr. 3, 2012
8147651 Use of cyclodextrins for odor control in papermaking sludges, and deodorized sludge and products Apr. 3, 2012
8147695 Method of removing phosphorus from wastewater Apr. 3, 2012
8147703 Method for processing sludge Apr. 3, 2012
8137566 Recovery of tailings ponds Mar. 20, 2012
8119011 Optimized alumina coagulants for water treatment Feb. 21, 2012
8101085 Process for treating animal husbandry effluent slurry by pre-treatment and electroflotation Jan. 24, 2012
8101086 Oil/water separation of full well stream by flocculation-demulsification process Jan. 24, 2012
8097167 Concentration of suspensions Jan. 17, 2012
8092688 Method of treating water by ballasted flocculation/settling, which includes a continuous measurement of the ballast, and corresponding installation Jan. 10, 2012
8062529 Method for water treatment by flocculation/settling using ballasted floc degritting of the sludge Nov. 22, 2011
8021556 Method of clarifying industrial wastewater for the reduction of organic waste content using cationic dispersion polymers combined with powdered activated carbon and anionic flocculent polymers Sep. 20, 2011
8017018 Phosphorus removal method Sep. 13, 2011
8012358 Mobile systems and methods of sufficiently treating water so that the treated water may be utilized in well-treatment operations Sep. 6, 2011
7998439 Method for separating and recycling uranium and fluorine form solution Aug. 16, 2011
7988866 Method of treating fumed silica-containing drainage water Aug. 2, 2011
7988867 Method of treating silicon powder-containing drainage water Aug. 2, 2011
7981297 Wastewater treatment method comprising decantation and fine screening stages Jul. 19, 2011
7972517 Method for treatment of agricultural waste Jul. 5, 2011
7967988 Method for treatment of waste latex Jun. 28, 2011
7892437 Method of water management in the aggregate industry Feb. 22, 2011
7867400 Production of a fermentation product Jan. 11, 2011
7828976 Method of removing phosphorus from wastewater Nov. 9, 2010
7824552 Mobile systems and methods of sufficiently treating water so that the treated water may be utilized in well-treatment operations Nov. 2, 2010
7824553 Process for dewatering a mineral slurry concentrate and increasing the production of a filter cake Nov. 2, 2010
7820057 Method for removing at least one constituent from a solution Oct. 26, 2010
7820058 Methods of enhancing fine particle dewatering Oct. 26, 2010
7815804 Method for treating wastewater or produced water Oct. 19, 2010
7811458 Method for treating aqueous sludge, material so produced and the use thereof Oct. 12, 2010
7790042 Method for the removal of submicron particulates from chlorinated water by sequentially adding a cationic polymer followed by adding an anionic polymer Sep. 7, 2010
7758758 Method for treating acidic waters using recycled acidic and basic sludges Jul. 20, 2010
7754087 Dewatering process Jul. 13, 2010
7754086 Dewatering process Jul. 13, 2010
7749392 Dewatering process Jul. 6, 2010
7736515 Method for treatment of distillation waste from starchy materials Jun. 15, 2010
7727404 Method for removal of materials from a liquid stream Jun. 1, 2010
7718075 Method for improving the consolidation and dewatering of suspended particulate matter May. 18, 2010
7704399 Hydrogen peroxide based water treatment method Apr. 27, 2010
7699991 Apparatus and process for water conditioning Apr. 20, 2010

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